US10073224B2 - Optical fiber connector and method of assembling the same on site - Google Patents

Optical fiber connector and method of assembling the same on site Download PDF

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Publication number
US10073224B2
US10073224B2 US15/324,971 US201515324971A US10073224B2 US 10073224 B2 US10073224 B2 US 10073224B2 US 201515324971 A US201515324971 A US 201515324971A US 10073224 B2 US10073224 B2 US 10073224B2
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Prior art keywords
ferrule
housing
assembly
optical fiber
protection cap
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US15/324,971
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US20170212312A1 (en
Inventor
Zhaoyang Tong
XingJun Cheng
Lei Liu
Longzhou QI
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Commscope Telecommunications Shanghai Co Ltd
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ADC Telecommunications Shanghai Distribution Co Ltd
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Publication of US20170212312A1 publication Critical patent/US20170212312A1/en
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Assigned to TYCO ELECTRONICS (SHANGHAI) CO., LTD. reassignment TYCO ELECTRONICS (SHANGHAI) CO., LTD. EMPLOYMENT AGREEMENT Assignors: QI, Longzhou
Assigned to TYCO ELECTRONICS (SHANGHAI) CO., LTD. reassignment TYCO ELECTRONICS (SHANGHAI) CO., LTD. EMPLOYMENT AGREEMENT Assignors: LIU, LEI
Assigned to TYCO ELECTRONICS (SHANGHAI) CO., LTD. reassignment TYCO ELECTRONICS (SHANGHAI) CO., LTD. EMPLOYMENT AGREEMENT Assignors: CHENG, XINGJUN
Assigned to ADC TELECOMMUNICATIONS (SHANGHAI) DISTRIBUTION CO., LTD. reassignment ADC TELECOMMUNICATIONS (SHANGHAI) DISTRIBUTION CO., LTD. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: TYCO ELECTRONICS (SHANGHAI) CO., LTD.
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Assigned to COMMSCOPE TELECOMMUNICATIONS (SHANGHAI) CO. LTD. reassignment COMMSCOPE TELECOMMUNICATIONS (SHANGHAI) CO. LTD. CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). Assignors: ADC TELECOMMUNICATIONS (SHANGHAI) DISTRIBUTION CO., LTD.
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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/38—Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807—Dismountable connectors, i.e. comprising plugs
    • G02B6/3873—Connectors using guide surfaces for aligning ferrule ends, e.g. tubes, sleeves, V-grooves, rods, pins, balls
    • G02B6/3885—Multicore or multichannel optical connectors, i.e. one single ferrule containing more than one fibre, e.g. ribbon type
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/38—Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807—Dismountable connectors, i.e. comprising plugs
    • G02B6/381—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres
    • G02B6/3818—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres of a low-reflection-loss type
    • G02B6/3821—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres of a low-reflection-loss type with axial spring biasing or loading means
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/38—Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807—Dismountable connectors, i.e. comprising plugs
    • G02B6/3833—Details of mounting fibres in ferrules; Assembly methods; Manufacture
    • G02B6/3847—Details of mounting fibres in ferrules; Assembly methods; Manufacture with means preventing fibre end damage, e.g. recessed fibre surfaces
    • G02B6/3849—Details of mounting fibres in ferrules; Assembly methods; Manufacture with means preventing fibre end damage, e.g. recessed fibre surfaces using mechanical protective elements, e.g. caps, hoods, sealing membranes
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/38—Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807—Dismountable connectors, i.e. comprising plugs
    • G02B6/3869—Mounting ferrules to connector body, i.e. plugs
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/38—Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807—Dismountable connectors, i.e. comprising plugs
    • G02B6/3869—Mounting ferrules to connector body, i.e. plugs
    • G02B6/387—Connector plugs comprising two complementary members, e.g. shells, caps, covers, locked together
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/38—Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807—Dismountable connectors, i.e. comprising plugs
    • G02B6/3873—Connectors using guide surfaces for aligning ferrule ends, e.g. tubes, sleeves, V-grooves, rods, pins, balls
    • G02B6/3882—Connectors using guide surfaces for aligning ferrule ends, e.g. tubes, sleeves, V-grooves, rods, pins, balls using rods, pins or balls to align a pair of ferrule ends

Definitions

  • the present disclosure relates to an optical fiber connector and a method of assembling the same on site.
  • the enhancement mode multi-core optical fiber connector is generally designed and manufactured as follows (a connector comprising a male ferrule is taken as an example, the same is true for a connector comprising a female ferrule):
  • an integrated ferrule assembly composed of at least:
  • an integrated outer housing assembly composed of at least:
  • the optical fiber connector is a female connector; and the housing assembly further comprises a seal ring, the outer protection cap is threaded onto an outer wall of the front end of the outer housing, and the seal ring is pressed between the outer protection cap and the outer housing, thereby sealing an interface between the outer protection cap and the outer housing.
  • annular seal ring is fitted over the sleeve so that when the outer housing of the optical fiber connector is fitted on the ferrule assembly, the annular seal ring is pressed by the outer housing of the optical fiber connector, thereby sealing an interface between the outer housing of the optical fiber connector and the ferrule assembly.
  • the ferrule assembly further comprises an inner tail sleeve fixed on the rear end of the inner housing, thermal shrinkable tube is thermally shrunk over the inner tail sleeve, and cooperates with the inner tail sleeve to form a lateral pulling prevention device for preventing the optical cable being affected by a lateral pulling force.
  • the ferrule assembly further comprises an optical fiber protection sleeve which is embedded in a mounting groove at a rear end of the multi-hole ferrule, and through which the plurality of optical fibers pass.
  • the multi-hole ferrule is a male ferrule
  • the ferrule assembly further comprises an alignment pin mating with an alignment hole in a female ferrule, the alignment pin being fitting in a mounting hole of the multi-hole ferrule and projected from a front end of the multi-hole ferrule.
  • the multi-hole ferrule is a female ferrule, in which an alignment hole is formed to mate with an alignment pin of a male ferrule.
  • the inner housing comprises a first half-housing and a second half-housing which are separated from each other and are capable of being assembled together.
  • first half-housing and the second half-housing are assembled together through a first snapping mechanism.
  • the first snapping mechanism comprises: a first elastic snapping buckle formed on one of the first half-housing and the second half-housing; and a first snapping recess formed in the other one of the first half-housing and the second half-housing.
  • two first positioning features which cooperate with each other for preventing the first half-housing and the second half-housing from being assembled together in a misalignment state, are formed on the first half-housing and the second half-housing, respectively.
  • the first positioning features comprise: a first positioning protrusion formed on one of the first half-housing and the second half-housing; and a first positioning recess formed on the other one of the first half-housing and the second half-housing.
  • the inner housing and the outer housing are assembled together through a second snapping mechanism.
  • the second snapping mechanism comprises: a second elastic snapping buckle formed on one of an outer wall of the inner housing and an inner wall of the outer housing; and a second snapping recess formed in the other one of the outer wall of the inner housing and the inner wall of the outer housing.
  • two second positioning features which cooperate with each other for preventing the inner housing and the outer housing from being assembled together in a misalignment state, are formed on the outer wall of the inner housing and the inner wall of the outer housing, respectively.
  • the second positioning features comprise: a second positioning protrusion formed on one of the outer wall of the inner housing and the inner wall of the outer housing; and a second positioning recess formed in the other one of the outer wall of the inner housing and the inner wall of the outer housing.
  • the optical fiber connector is a female connector or a male connector
  • the second positioning feature of the female connector mismatches with the second positioning feature of the male connector so as to prevent the outer housing of the male connector from being mounted on the inner housing of the female connector in error, or to prevent the outer housing of the female connector from being mounted on inner housing of the male connector in error.
  • the ferrule assembly further comprises a ferrule protection cap, which is fitted over a front end surface of the ferrule so as to cover front end surfaces of the optical fibers in an internal bore of the ferrule and at least a part of a mating region of a front end surface of the ferrule mating with a mating ferrule, so that the front end surfaces of the optical fibers and the at least a part of the mating region of the front end surface of the ferrule are isolated from external environment.
  • a ferrule protection cap which is fitted over a front end surface of the ferrule so as to cover front end surfaces of the optical fibers in an internal bore of the ferrule and at least a part of a mating region of a front end surface of the ferrule mating with a mating ferrule, so that the front end surfaces of the optical fibers and the at least a part of the mating region of the front end surface of the ferrule are isolated from external environment.
  • the ferrule protection cap comprises: a body portion including a mating end surface mating with the front end surface of the ferrule; and an elastic tail portion connected to a side of the body portion facing to the mating end surface and extending by a predetermined length in a direction of axis of the optical fibers.
  • a receiving recess is formed in the mating end surface of the ferrule protection cap, and the front end surfaces of the optical fibers are hermetically received within the receiving recess when the ferrule protection cap is fitted over the front end surface of the ferrule.
  • the front end surface of the ferrule is formed at a predetermined angle with respect to axes of the optical fibers, and the mating end surface of the ferrule protection cap is formed at an angle complementary to that of the front end surface of the ferrule.
  • the mating end surface of the ferrule protection cap is formed therein with an assembling hole for mating with the alignment pin of the male ferrule; and when the ferrule is a female ferrule, the mating end surface of the protection cap is formed thereon with an assembling pin for mating with the alignment hole of the female ferrule.
  • a receiving hole for mating with the ferrule is formed in the outer housing of the optical fiber connector; and the ferrule protection cap is configured to be capable of passing through the receiving hole of the optical fiber connector.
  • a dimension of the ferrule protection cap in a direction perpendicular to the axes of the optical fibers is smaller than that of the ferrule in the direction perpendicular to the axes of the optical fibers.
  • the elastic tail portion of the ferrule protection cap is a corrugated elastic component, an elastic component in the form of a spring or an elastic component in the form of an elastic sheet.
  • a method of assembling an optical fiber connector on site comprising steps of:
  • the ferrule assembly comprises a ferrule protection cap fitting over a front end surface of the ferrule; and when the traction component is hermetically connected to the ferrule assembly, the traction component holds the ferrule protection cap of the ferrule assembly on the ferrule so as to prevent the ferrule protection cap from being disengaged from the ferrule when the ferrule assembly is towed through the pipe.
  • the traction component is threaded on the inner housing of the ferrule assembly; and when the traction component is threaded on the inner housing of the ferrule assembly, an annular seal ring on the sleeve of the ferrule assembly is pressed by the traction component so as to seal an interface between the traction component and the ferrule assembly.
  • the traction component is a cylindrical component having a closed end and an open end, the cylindrical component fitting over the inner housing of the ferrule assembly.
  • an external thread is formed on an outer wall of the inner housing of the ferrule assembly, and an internal thread is formed on an inner wall of the traction component and configured to be connected with the external thread.
  • a connection portion is formed on an outer side of the closed end of the traction component and connected with a traction rod or a traction cord, so that the traction assembly is driven through the pipe by pulling or pushing the traction rod or traction cord.
  • an inner wall of the traction component is pressed on an elastic tail portion of the ferrule protection cap, so that the ferrule protection cap is elastically held on the ferrule.
  • an outer diameter of the traction component is substantially the same as that of the thermal shrinkable tube.
  • a plurality of components such as the inner housing, the spring, the multi-hole ferrule, the multi-fiber optical cable, the sleeve, the thermal shrinkable tube and the like, can be preassembled into an integrated ferrule assembly, and a plurality of components, such as the outer housing, the outer tail tube, the outer protection cap and the like, can be preassembled into an integrated outer housing assembly; then, a worker only needs to insert the integrated ferrule assembly into the integrated outer housing assembly on site, thereby the assembling operation of the whole optical fiber connector can be completed conveniently and quickly.
  • the integrated ferrule assembly which has a smaller volume, can easily be passed through an elongated pipe, and after being passed through the pipe, the integrated ferrule assembly can be conveniently fitted into the integrated outer housing assembly, so as to form a complete multi-core optical fiber connector.
  • the ferrule assembly fitted with the ferrule protection cap when the ferrule assembly fitted with the ferrule protection cap is passed through the elongated pipe or is fitted into the integrated outer housing assembly, the front end surface of the ferrule and the front end surfaces of the optical fibers can be effectively protected from being damaged from outside.
  • FIG. 1 is a schematic exploded view showing a ferrule assembly according to one exemplary embodiment of the present disclosure
  • FIG. 2 is an assembly diagram showing a ferrule assembly according to one exemplary embodiment of the present disclosure
  • FIG. 3 is a schematic exploded view showing a traction assembly according to one exemplary embodiment of the present disclosure
  • FIG. 4 is an assembly diagram showing a traction assembly according to one exemplary embodiment of the present disclosure
  • FIG. 5 is a partially cross sectional view of the traction assembly shown in FIG. 4 , showing a ferrule protection cap;
  • FIG. 7 is an assembly diagram showing the inner housing of the ferrule assembly shown in FIG. 1 ;
  • FIG. 8 is a schematic exploded view showing an optical fiber connector according to one exemplary embodiment of the present disclosure.
  • FIG. 9 is a schematic diagram showing a snapping mechanism between an outer housing and the inner housing of the optical fiber connector shown in FIG. 8 ;
  • FIG. 10 is a schematic diagram showing a state in which the ferrule protection cap of the ferrule assembly shown in FIG. 8 is passed through a receiving hole of the outer housing of the optical fiber connector;
  • FIG. 11 is a schematic diagram showing a positioning structure for preventing an error mounting between an inner housing and an outer housing of a female connector
  • FIG. 12 is a schematic diagram showing a positioning structure for preventing an error mounting between an inner housing and an outer housing of a male connector
  • FIG. 13 is a partially cross sectional view of an assembled optical fiber connector according to one exemplary embodiment of the present disclosure, showing the ferrule protection cap;
  • FIG. 14 is a schematic enlarged view showing the ferrule protection cap and the multi-hole ferrule shown in FIG. 1 ;
  • FIG. 15 is a schematic diagram showing an operation of assembling the ferrule protection cap and the multi-hole ferrule shown in FIG. 1 ;
  • FIG. 16 a is a schematic exploded view showing a housing assembly of a female connector
  • FIG. 16 b is an assembly diagram showing the housing assembly of the female connector
  • FIG. 17 a is a schematic diagram showing the ferrule assembly and the housing assembly of the female connector
  • FIG. 17 b is an assembly diagram showing the female connector formed by assembling the ferrule assembly and housing assembly shown in FIG. 17 a;
  • FIG. 18 a is a schematic exploded view showing a housing assembly of a male connector
  • FIG. 18 b is an assembly diagram showing the housing assembly of the male connector
  • FIG. 19 a is a schematic diagram showing the ferrule assembly and the housing assembly of the male connector.
  • FIG. 19 b is an assembly diagram showing the male connector formed by assembling the ferrule assembly and housing assembly shown in FIG. 19 a.
  • a ferrule protection cap 190 for an optical fiber ferrule comprising: a body portion 191 comprising a first side and a second side opposite to each other in a first direction, the first side of the body portion 191 being mounted on a front end of a ferrule 110 ; and an elastic tail portion 192 connected to the second side of the body portion 191 and extending by a predetermined length in the first direction.
  • FIG. 1 is a schematic exploded view showing a ferrule assembly according to one exemplary embodiment of the present disclosure
  • FIG. 2 is an assembly diagram showing a ferrule assembly according to one exemplary embodiment of the present disclosure
  • FIG. 14 is a schematic enlarged view showing the ferrule protection cap and the multi-hole ferrule shown in FIG. 1
  • FIG. 15 is a schematic diagram showing an operation of assembling the ferrule protection cap and the multi-hole ferrule shown in FIG. 1
  • the ferrule 110 is a multi-hole ferrule
  • the ferrule protection cap 190 is configured to be fitted over the multi-hole ferrule.
  • the ferrule protection cap may be modified so as to be fitted over a single-hole ferrule; for example, the body portion 191 of the illustrated ferrule protection cap 190 can be modified into a sleeve; as such, the body portion 191 in the form of a sleeve may be directly fitted over a front end of the single-hole ferrule.
  • the ferrule protection cap 190 mainly comprises the body portion 191 and the elastic tail portion 192 .
  • the body portion 191 comprises the first side and the second side opposite to each other in the first direction (when the ferrule protection cap 190 is fitted over the ferrule 110 , the first direction is parallel to a direction of an axis of an optical fiber), the first side of the body portion 191 is mounted on the front end of the ferrule 110 .
  • the elastic tail portion 192 is connected to the second side of the body portion 191 and extends by the predetermined length in the first direction.
  • the body portion 191 covers front end surfaces of the optical fibers 102 in an internal bore of the ferrule 110 and at least a part of a mating region of a front end surface 111 of the ferrule 110 mating with a mating ferrule, so that the front end surface of the optical fibers 102 and the at least a part of the mating region of the front end surface 111 of the ferrule 110 are isolated from external environment.
  • the body portion 191 and the ferrule 110 are assembled together through a shaft-hole fitting.
  • the body portion 191 comprises a mating end surface 195 mating with the front end surface 111 of the ferrule 110 ; the mating end surface 195 of the body portion 191 is provided with an assembling hole/pin to mate with an alignment pin/hole of the front end surface 111 of the ferrule 110 , and the body portion 191 and the ferrule 110 are assembled together by mating the alignment pin/hole with the assembling hole/pin.
  • a receiving recess 193 is formed in the mating end surface 195 of the ferrule protection cap, so that when the ferrule protection cap 190 is fitted over the front end surface 111 of the ferrule 110 , the front end surfaces of the optical fibers 102 in the internal bore of the ferrule 110 are hermetically received within the receiving recess 193 .
  • the front end surface 111 of the ferrule 110 is formed at a predetermined angle to axes of the optical fibers, and the mating end surface 195 of the ferrule protection cap 190 is formed at an angle complementary to an angle of the front end surface 111 of the ferrule 110 .
  • the elastic tail portion 192 of the ferrule protection cap 190 may be a corrugated elastic component, an elastic component in the form of a spring, or an elastic component in the form of an elastic sheet.
  • the ferrule protection cap 190 when the ferrule protection cap 190 is fitted over the ferrule 110 , the ferrule protection cap 190 can be passed through a receiving hole 390 in an outer housing 300 of the connector for receiving the ferrule 110 .
  • a ferrule assembly 1000 comprising: an inner housing 150 ; a spring 140 mounted in the inner housing 150 ; a multi-hole ferrule 110 mounted on a front end of the inner housing 150 and compressing the spring 140 ; a multi-fiber optical cable 101 with an end thereof inserted into the inner housing 150 from a rear end of the inner housing 150 , a plurality of optical fibers 102 at this end being fixed in a plurality of through holes of the ferrule 110 ; a sleeve 160 mounted on the rear end of the inner housing 150 and cooperating with the inner housing 150 to fix a strengthening element 103 which is located at one end of the cable 101 on the rear end of the inner housing 150 ; and a thermal shrinkable tube 180 thermally shrunk over the sleeve 160 and a section of the cable 101 exposed from the sleeve 160 .
  • the ferrule assembly 1000 is an independent integral component separated from the outer housing 300 of the optical fiber connector, and the outer
  • FIG. 1 is a schematic exploded view showing a ferrule assembly according to one exemplary embodiment of the present disclosure.
  • FIG. 2 is an assembly diagram showing a ferrule assembly according to one exemplary embodiment of the present disclosure.
  • the illustrated ferrule assembly 1000 are assembled by a plurality of separate components, except for the outer housing 300 and an outer tail tube 400 (see FIG. 8 ), and the ferrule assembly 1000 comprises: an inner housing 150 ; a spring 140 mounted in the inner housing 150 ; a multi-hole ferrule 110 mounted on a front end of the inner housing 150 and compressing the spring 140 ; a multi-fiber optical cable 101 with an end thereof inserted into the inner housing 150 from a rear end of the inner housing 150 , a plurality of optical fibers 102 at this end being fixed in a plurality of through holes of the ferrule 110 ; a sleeve 160 mounted on the rear end of the inner housing 150 and cooperating with the inner housing 150 to fix a strengthening element 103 which is located at one end of the cable 101 on the rear end of the inner housing 150 ; a thermal shrinkable tube 180 thermally shrunk over the sleeve 160 and a section of the cable 101 exposed from the sle
  • the ferrule assembly 1000 shown in FIG. 1 and FIG. 2 is an independent assembly separated from the outer housing 300 (see FIG. 8 ) of the optical fiber connector; and the outer housing 300 of the optical fiber connector and the outer tail tube 400 can be fitted over the ferrule assembly 1000 shown in FIG. 2 .
  • annular seal ring 161 is fitted over the sleeve 160 .
  • annular positioning recess is formed in the sleeve 160 , and the annular seal ring 161 is arranged in the positioning recess.
  • the multi-hole ferrule 110 is a male ferrule
  • the ferrule assembly 1000 further comprises an alignment pin 120 mating with a alignment hole in a female ferrule, the alignment pin 120 is fitted in a mounting hole of the multi-hole ferrule 110 and projecting from a front end of the multi-hole ferrule 110 .
  • the multi-hole ferrule may be a female ferrule, and an alignment hole is formed in the female ferrule to mate with an alignment pin 120 of a male ferrule 110 .
  • FIG. 6 is a schematic exploded view showing the inner housing of the ferrule assembly shown in FIG. 1 ; and FIG. 7 is an assembly diagram showing the inner housing of the ferrule assembly shown in FIG. 1 .
  • the inner housing 150 comprises a first half-housing 150 a and a second half-housing 150 b which are separated from each other and are capable of being assembled together.
  • the first half-housing 150 a and the second half-housing 150 b are assembled together through a first snapping mechanism.
  • the first snapping mechanism comprises: a first elastic snapping buckle 152 b formed on one of the first half-housing 150 a and the second half-housing 150 b ; and a first snapping recess 152 a formed in the other one of the first half-housing 150 a and the second half-housing 150 b.
  • first positioning features which cooperate with each other for preventing the first half-housing 150 a and the second half-housing 150 b from being assembled together in a misalignment state, are formed on the first half-housing 150 a and the second half-housing 150 b , respectively.
  • the first positioning features comprises: a first positioning protrusion 153 b formed on one of the first half-housing 150 a and the second half-housing 150 b ; and a first positioning recess 153 a formed on the other one of the first half-housing 150 a and the second half-housing 150 b.
  • FIG. 14 is a schematic enlarged view showing the ferrule protection cap and the multi-hole ferrule shown in FIG. 1 ; and
  • FIG. 15 is a schematic diagram showing an operation of assembling the ferrule protection cap and the multi-hole ferrule shown in FIG. 1 .
  • the ferrule protection cap 190 comprises: a block like body portion 191 including the mating end surface 195 mating with the front end surface 111 of the ferrule 110 ; and the elastic tail portion 192 connected to a side of the body portion 191 opposite to the mating end surface 195 and extending by a predetermined length in the direction of axis of the optical fibers.
  • a receiving recess 193 is formed in the mating end surface 195 of the ferrule protection cap 190 , so that when the ferrule protection cap 190 is fitted over the front end surface 111 of the ferrule 110 , the front end surfaces of the optical fibers 102 , which protrude from the front end surface 111 of the ferrule 110 , are hermetically received within the receiving recess 193 .
  • the front end surface 111 of the ferrule 110 is formed at a predetermined angle to axes of the optical fibers, and the mating end surface 195 of the ferrule protection cap 190 is formed at an angle complementary to that of the front end surface 111 of the ferrule 110 .
  • the ferrule 110 is a male ferrule
  • the mating end surface 195 of the ferrule protection cap 190 is formed therein with an assembling hole 194 for mating with the alignment pin 120 of the male ferrule.
  • the ferrule may be a female ferrule.
  • the mating end surface of the protection cap is formed thereon with a projecting assembling pin for mating with an alignment hole of the female ferrule.
  • the elastic tail portion 192 of the ferrule protection cap 190 is a corrugated elastic component.
  • the elastic tail portion 192 of the ferrule protection cap 190 may also be an elastic component in the form of a spring or an elastic component in the form of an elastic sheet.
  • FIG. 3 is a schematic exploded view showing a traction assembly according to one exemplary embodiment of the present disclosure
  • FIG. 4 is an assembly diagram showing a traction assembly according to one exemplary embodiment of the present disclosure
  • FIG. 5 is a partially cross sectional view of the traction assembly shown in FIG. 4 , showing the ferrule protection cap.
  • a traction assembly comprising: a ferrule assembly 1000 according to any one of the above embodiments; and a traction component 200 , which is hermetically connected to the ferrule assembly 1000 , seals the ferrule 110 of the ferrule assembly 1000 therein, and is used to tow the ferrule assembly 1000 through a pipe.
  • the traction component 200 when the traction component 200 is hermetically connected to the ferrule assembly 1000 , the traction component 200 holds the ferrule protection cap 190 of the ferrule assembly 1000 on the ferrule 110 so as to prevent the ferrule protection cap 190 from being disengaged from the ferrule 110 when the ferrule assembly 1000 is towed through the pipe. As shown in FIG.
  • the elastic tail portion 192 of the ferrule protection cap 190 has a relative long length, and thus, when the traction component 200 is hermetically connected to the ferrule assembly 1000 , an inner wall of the traction component 200 is pressed against the elastic tail portion 192 of the ferrule protection cap 190 so as to elastically hold the ferrule protection cap 190 over the ferrule 110 .
  • the traction component 200 is threaded on the inner housing 150 of the ferrule assembly 1000 ; and when the traction component 200 is threaded on the inner housing 150 of the ferrule assembly 1000 , an annular seal ring 161 over the sleeve 160 of the ferrule assembly 1000 is pressed by the traction component 200 so as to seal an interface between the traction component 200 and the ferrule assembly 1000 .
  • the traction component 200 is a cylindrical component having a closed end and an open end, and the cylindrical component is fitted over the inner housing 150 of the ferrule assembly 1000 .
  • an external thread 151 is formed on an outer wall of the inner housing 150 of the ferrule assembly 1000
  • an internal thread 251 is formed on an inner wall of the traction component 200 and configured to be connected with the external thread 151 .
  • a connection portion 210 is formed on an outer side of the closed end of the traction component 200 and connected with a traction rod or a traction cord, so that the traction assembly 1000 is driven through the pipe by pulling or pushing the traction rod or the traction cord.
  • the inner wall of the traction component 200 is pressed against the elastic tail portion 192 of the ferrule protection cap 190 , so that the ferrule protection cap 190 is elastically held over the ferrule 110 .
  • the outer diameter of the traction component 200 is substantially the same as that of thermal shrinkable tube 180 , thereby reducing the outer diameter dimension of the whole traction assembly as small as possible.
  • FIG. 8 is a schematic exploded view showing an optical fiber connector according to one exemplary embodiment of the present disclosure
  • FIG. 9 is a schematic diagram showing a snapping mechanism between an outer housing and the inner housing of the optical fiber connector shown in FIG. 8
  • FIG. 10 is a schematic diagram showing a state in which the ferrule protection cap of the ferrule assembly passes through a receiving hole of the outer housing of the optical fiber connector shown in FIG. 8 .
  • annular seal ring 161 is fitted over the sleeve 160 so that when the outer housing 300 of the optical fiber connector is fitted on the ferrule assembly 1000 , the annular seal ring 161 is pressed by the outer housing 300 of the optical fiber connector, thereby sealing an interface between the outer housing 300 of the optical fiber connector and the ferrule assembly 1000 .
  • the inner housing 150 and the outer housing 300 are assembled together through a second snapping mechanism.
  • the second snapping mechanism comprises: a second elastic snapping buckle 354 formed on one of an outer wall of the inner housing 150 and an inner wall of the outer housing 300 ; and a second snapping recess 154 formed in the other one of the outer wall of the inner housing 150 and the inner wall of the outer housing 300 .
  • two second positioning features which cooperate with each other for preventing the inner housing 150 and the outer housing 300 from being assembled together in a misalignment state, are formed on the outer wall of the inner housing 150 and the inner wall of the outer housing 300 , respectively.
  • the second positioning features comprise: a second positioning protrusion 155 formed on one of the outer wall of the inner housing 150 and the inner wall of the outer housing 300 ; and a second positioning recess 355 formed in the other one of the outer wall of the inner housing 150 and the inner wall of the outer housing 300 .
  • FIG. 11 is a schematic diagram showing a positioning structure for preventing an error mounting between an inner housing and an outer housing of a female connector
  • FIG. 12 is a schematic diagram showing a positioning structure for preventing an error mounting between an inner housing and an outer housing of a male connector.
  • the optical fiber connector may be a female connector shown in FIG. 11 or a male connector shown in FIG. 12 , and the second positioning feature of the female connector mismatches with the second positioning feature of the male connector so as to prevent the outer housing 300 ′ of the male connector from being mounted on the inner housing 150 of the female connector in error, or to prevent the outer housing 300 of the female connector from being mounted on inner housing 150 ′ of the male connector in error.
  • dimensions, number and shapes of the second positioning features of the female connector may be different from those of the second positioning features of the male connector.
  • the second positioning features of the female connector 300 shown in FIG. 11 comprise one positioning protrusion 155 and one positioning recess 355 mating with each other
  • the second positioning features of the female connector 300 ′ shown in FIG. 12 comprise two positioning protrusions 155 ′ and two positioning recesses 355 ′ mating with the two positioning protrusions.
  • dimensions and shapes of the positioning protrusion 155 and the positioning recess 355 shown in FIG. 11 are different from those of the positioning protrusions 155 ′ and positioning recesses 355 ′ shown in FIG. 12 .
  • FIG. 13 is a partially cross sectional view of an assembled optical fiber connector according to one exemplary embodiment of the present disclosure, showing the ferrule protection cap.
  • a receiving hole 390 for mating with the ferrule 110 is formed in the outer housing 300 of the optical fiber connector; and the ferrule protection cap 190 is configured to be capable of passing through the receiving hole 390 of the optical fiber connector.
  • a dimension of the ferrule protection cap 190 in a direction perpendicular to the axes of the optical fibers is smaller than that of the ferrule 110 in the direction perpendicular to the axes of the optical fibers.
  • the elastic tail portion 192 of the ferrule protection cap 190 extends out of the outer housing 300 so as to facilitate removal of the ferrule protection cap 190 after the outer housing 300 is fitted on ferrule assembly 1000 .
  • the ferrule protection cap 190 is assembled onto the front end surface 111 of the ferrule 110 by a shaft-hole fitting. Thus, the ferrule protection cap 190 can be easily removed from the ferrule 110 .
  • an optical fiber connector comprising an integrated ferrule assembly 1000 formed by assembling a plurality of components together, and an integrated outer housing assembly 2000 formed by assembling a plurality of components together.
  • the ferrule assembly 1000 is adapted to be fitted in housing assembly 2000 .
  • the integrated ferrule assembly 1000 at least comprises the following components: an inner housing 150 ; a spring 140 mounted in the inner housing 150 ; a multi-hole ferrule 110 mounted on a front end of the inner housing 150 and compressing the spring 140 ; a multi-fiber optical cable 101 with an end thereof inserted into the inner housing 150 from a rear end of the inner housing 150 , a plurality of optical fibers 102 at the end being fixed in a plurality of through holes of the ferrule 110 ; a sleeve 160 mounted on the rear end of the inner housing 150 and cooperating with the inner housing 150 to fix a strengthening element 103 which is located at one end of the cable 101 on the rear end of the inner housing 150 ; and a thermal shrinkable tube 180 thermally shrunk over the sleeve 160 and a section of the cable 101 exposed from the sleeve 160 .
  • the integrated outer housing assembly 2000 at least comprises the following components: an outer housing 300 ; an outer tail tube 400 connected to a rear end of the outer housing 300
  • FIG. 16 a is a schematic exploded view showing a housing assembly 2000 of a female connector 10
  • FIG. 16 b is an assembly diagram showing the housing assembly 2000 of the female connector 10
  • FIG. 17 a is a schematic diagram showing the ferrule assembly 1000 and the housing assembly 2000 of the female connector 10
  • FIG. 17 b is an assembly diagram showing the female connector 10 formed by assembling the ferrule assembly 1000 and housing assembly 2000 shown in FIG. 17 a.
  • components such as the outer housing 300 , the outer tail tube 400 , the outer protection cap 500 , a seal ring 700 and the like can be preassembled into an integrated outer housing assembly 2000 .
  • the outer tail tube 400 is fitted over the rear end of the outer housing 300 .
  • An external thread 310 is formed on an outer wall of the frond end of the outer housing 300
  • an internal thread (not shown) is formed on an inner wall of the outer protection cap 500 .
  • the outer protection cap 500 is threaded on the outer wall of the front end of the outer housing 300 , and the seal ring 700 is pressed between the outer protection cap 500 and the outer housing 300 , thereby sealing an interface between the outer protection cap 500 and the outer housing 300 .
  • the outer protection cap 500 is hermetically connected to the front end of the outer housing 300 .
  • FIG. 18 a is a schematic exploded view showing a housing assembly 2000 ′ of a male connector 10 ′
  • FIG. 18 b is an assembly diagram showing the housing assembly 2000 ′ of the male connector 10 ′
  • FIG. 19 a is a schematic diagram showing the ferrule assembly 1000 ′ and the housing assembly 2000 ′ of the male connector 10 ′
  • FIG. 19 b is an assembly diagram showing the male connector 10 ′ formed by assembling the ferrule assembly 1000 ′ and housing assembly 2000 ′ shown in FIG. 19 a.
  • components such as an outer housing 300 ′, an outer tail tube 400 ′, an outer protection cap 500 ′, a screw nut 600 ′, a seal ring 700 ′ and the like, are preassembled into an integrated outer housing assembly 2000 ′.
  • the outer tail tube 400 ′ is fitted over a rear end of the outer housing 300 ′.
  • the screw nut 600 ′ is fitted over the outer housing 300 ′.
  • An external thread 510 ′ is formed on an outer wall of the frond end of the outer housing 300 ′, and an internal thread 610 ′ is formed on an inner wall of the screw nut 600 ′.
  • the screw nut 600 ′ and the outer protection cap 500 ′ are threaded with each other, and the seal ring 700 ′ is pressed between the outer protection cap 500 ′ and the outer housing 300 ′, thereby sealing an interface between the outer protection cap 500 ′ and the outer housing 300 ′.
  • the outer protection cap 500 ′ is hermetically connected to the front end of the outer housing 300 ′.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Coupling Of Light Guides (AREA)
US15/324,971 2014-07-09 2015-07-06 Optical fiber connector and method of assembling the same on site Active US10073224B2 (en)

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CN201410324522.7A CN105445862B (zh) 2014-07-09 2014-07-09 光纤连接器及其现场组装方法
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Cited By (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10782485B2 (en) 2016-01-12 2020-09-22 Corning Optical Communications LLC Hardened fiber optic connectors having a mechanical splice connector assembly
US10895698B2 (en) 2015-11-30 2021-01-19 Commscope Technologies Llc Fiber optic connector and assembly thereof
US10976500B2 (en) 2015-12-16 2021-04-13 Commscope Technologies Llc Field installed fiber optic connector
US11002917B2 (en) 2014-02-14 2021-05-11 Commscope Telecommunications (Shanghai) Co. Ltd. Fiber optic connector and method of assembling the same
US11092754B2 (en) * 2019-02-08 2021-08-17 Clearfield, Inc. Protective cap for an optical fiber connector
US11119283B2 (en) 2014-07-09 2021-09-14 Commscope Telecommunications (Shanghai) Co. Ltd. Optical fiber connector and method of assembling the same on site
US20210364715A1 (en) * 2020-05-20 2021-11-25 Commscope Technologies Llc Active optical cable assemblies
US11215768B2 (en) 2017-06-28 2022-01-04 Corning Research & Development Corporation Fiber optic connectors and connectorization employing adhesive admitting adapters
US11294133B2 (en) 2019-07-31 2022-04-05 Corning Research & Development Corporation Fiber optic networks using multiports and cable assemblies with cable-to-connector orientation
US11300746B2 (en) 2017-06-28 2022-04-12 Corning Research & Development Corporation Fiber optic port module inserts, assemblies and methods of making the same
US11372172B2 (en) 2012-11-30 2022-06-28 Commscope Technologies Llc Fiber optic connector with field installable outer connector housing
US11474306B2 (en) 2014-02-14 2022-10-18 Commscope Telecommunications (Shanghai) Co. Ltd. Fiber optic connector and method of assembling the same
US11487073B2 (en) 2019-09-30 2022-11-01 Corning Research & Development Corporation Cable input devices having an integrated locking feature and assemblies using the cable input devices
US11536921B2 (en) 2020-02-11 2022-12-27 Corning Research & Development Corporation Fiber optic terminals having one or more loopback assemblies
US11604320B2 (en) 2020-09-30 2023-03-14 Corning Research & Development Corporation Connector assemblies for telecommunication enclosures
US11650388B2 (en) 2019-11-14 2023-05-16 Corning Research & Development Corporation Fiber optic networks having a self-supporting optical terminal and methods of installing the optical terminal
US11668890B2 (en) 2017-06-28 2023-06-06 Corning Research & Development Corporation Multiports and other devices having optical connection ports with securing features and methods of making the same
US11686913B2 (en) 2020-11-30 2023-06-27 Corning Research & Development Corporation Fiber optic cable assemblies and connector assemblies having a crimp ring and crimp body and methods of fabricating the same
US11703646B2 (en) 2017-06-28 2023-07-18 Corning Research & Development Corporation Multiports and optical connectors with rotationally discrete locking and keying features
US11880076B2 (en) 2020-11-30 2024-01-23 Corning Research & Development Corporation Fiber optic adapter assemblies including a conversion housing and a release housing
US11886010B2 (en) 2019-10-07 2024-01-30 Corning Research & Development Corporation Fiber optic terminals and fiber optic networks having variable ratio couplers
US11927810B2 (en) 2020-11-30 2024-03-12 Corning Research & Development Corporation Fiber optic adapter assemblies including a conversion housing and a release member
US11947167B2 (en) 2021-05-26 2024-04-02 Corning Research & Development Corporation Fiber optic terminals and tools and methods for adjusting a split ratio of a fiber optic terminal
US11994722B2 (en) 2020-11-30 2024-05-28 Corning Research & Development Corporation Fiber optic adapter assemblies including an adapter housing and a locking housing
US12019279B2 (en) 2019-05-31 2024-06-25 Corning Research & Development Corporation Multiports and other devices having optical connection ports with sliding actuators and methods of making the same
US12044894B2 (en) 2018-12-28 2024-07-23 Corning Research & Development Corporation Multiport assemblies including mounting features or dust plugs

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2013352273A1 (en) 2012-11-30 2015-06-04 Tyco Electronics Corporation Distributed split configuration for multi-dwelling unit
US10591677B2 (en) * 2016-03-09 2020-03-17 Preformed Line Products, Co. Retrofit cover for fiber optic cable connection
CN109728454B (zh) * 2017-10-30 2024-09-17 泰科电子(上海)有限公司 连接器组件和连接座
JP7107083B2 (ja) * 2018-08-08 2022-07-27 住友電気工業株式会社 光コネクタ、及び光コネクタの製造方法
CN108897098B (zh) * 2018-08-10 2020-05-15 安徽无限光通讯有限公司 短波长在线式隔离器防水壳体
US10509178B1 (en) 2018-08-31 2019-12-17 Corning Research & Development Corporation Fiber optic adapter assemblies including a selectively lockable adapter member
CN110542952B (zh) 2019-07-26 2021-05-18 华为技术有限公司 一种光纤连接头以及光纤连接器
CN110989090A (zh) * 2020-01-01 2020-04-10 深圳市东永盛光通讯技术有限公司 一种Ttap型防水连接器组件
US20210213587A1 (en) * 2020-01-10 2021-07-15 Apple Inc. Multi-Port Polishing Fixture Assembly and Method of Surface Conditioning a Pick and Place Bond Head
US20220231448A1 (en) * 2021-01-19 2022-07-21 Reichle & De-Massari Ag Plug connector device, plug connector and connection cable

Citations (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1333471A (zh) 2000-07-12 2002-01-30 莫列斯公司 双功能防尘罩
US20040223699A1 (en) * 2000-05-26 2004-11-11 Melton Stuart R. Figure-eight preconnectorized fiber optic drop cables and assemblies
US20070025665A1 (en) 2005-07-29 2007-02-01 Dean David L Jr Multi-fiber fiber optic assembly
US7204016B2 (en) 2002-12-20 2007-04-17 Amphenol Corporation Ferrule assembly and methods therefor
US7344317B2 (en) 2005-11-02 2008-03-18 Stratos International, Inc. Rugged MT-MT connector
US7614799B2 (en) 2007-05-03 2009-11-10 Ofs Fitel, Llc Hardened connector system including a translator
CN101641627A (zh) 2007-03-20 2010-02-03 住友电气工业株式会社 装有光纤连接器的光缆及该光缆的穿线方法、该穿线方法中使用的牵引部件和光纤连接器
CN201527493U (zh) 2009-11-06 2010-07-14 新富生光电(深圳)有限公司 一种光纤防尘帽
US20100202748A1 (en) 2006-09-26 2010-08-12 Andrew Eliot Pierce hauling shroud for hauling fibre optic cable along a conduit
EP2355286A1 (en) 2010-01-29 2011-08-10 Tyco Electronics Raychem BVBA Cable sealing and retaining device
CN102313934A (zh) 2011-07-04 2012-01-11 白秀彬 一种皮线光纤连接器
CN202583527U (zh) 2012-05-07 2012-12-05 武汉富基科技有限公司 一种高密度mpo多芯光纤连接器
CN202815276U (zh) 2012-09-28 2013-03-20 杭州七友通信科技有限公司 一种增强型光纤连接器
CN202956505U (zh) 2012-09-13 2013-05-29 深圳盛凌电子股份有限公司 光纤连接器
WO2013077969A1 (en) 2011-11-23 2013-05-30 Adc Telecommunications, Inc. Multi-fiber fiber optic connector
CN103353635A (zh) 2013-06-14 2013-10-16 山东英特力光通信开发有限公司 一种光缆组件连接器
US20140086534A1 (en) 2012-09-27 2014-03-27 Adc Telecommunications, Inc. Ruggedized multi-fiber fiber optic connector with sealed dust cap
CN203786340U (zh) 2014-04-30 2014-08-20 泰科电子(上海)有限公司 保护帽、插芯组件、光纤连接器、牵引组件
CN203825243U (zh) 2014-04-30 2014-09-10 泰科电子(上海)有限公司 插芯组件、光纤连接器、牵引组件

Family Cites Families (179)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4201444A (en) 1976-04-26 1980-05-06 International Telephone And Telegraph Corporation Single optical fiber connector
US4217030A (en) 1978-07-18 1980-08-12 Bell Telephone Laboratories, Incorporated Fiberoptic-electronic connector assembly
US4268115A (en) 1979-06-01 1981-05-19 Tetra-Tech, Inc. Quick-release fiber-optic connector
US4327964A (en) 1979-12-20 1982-05-04 Texas Instruments Incorporated Snap-action fiber optic connector
US4635875A (en) 1984-01-19 1987-01-13 Apple Merrill K Cable pulling device
US4762389A (en) 1984-03-30 1988-08-09 Nec Corporation Optical fiber connector
US4715675A (en) 1984-07-16 1987-12-29 Amp Incorporated Fiber optic ferrule
US4691988A (en) 1985-11-26 1987-09-08 Tekna Recherche & Developpment Inc. Pulling eye assembly
US4787699A (en) 1987-09-01 1988-11-29 Hughes Aircraft Company Fiber optic terminus
DE68915032T2 (de) 1988-02-23 1995-01-26 Whitaker Corp Mantelstecker für optisches Kabel.
CA2029304A1 (en) 1989-11-24 1991-05-25 Vladimir Kalas Connector for an optical fiber and method of positioning through the use of the connector
US5231685A (en) 1989-11-28 1993-07-27 Kel Corporation Multi-way electro-optic connector assemblies and optical fiber ferrule assemblies therefor
US5253315A (en) 1990-12-24 1993-10-12 Fentress Vernon A Method and apparatus for installing a fiber optic cable by capture of a coupling nut or coupling nut assembly
US5452386A (en) 1991-01-31 1995-09-19 The Whitaker Corporation Fiber optics connector and a method of making the same
US5216733A (en) 1991-03-11 1993-06-01 Nippon Telegraph And Telephone Corporation Polarization maintaining optical fiber connector including positioning flange and method utilizing same
US5261019A (en) 1992-01-02 1993-11-09 Adc Telecommunications, Inc. Fiber optic connector
US5212752A (en) 1992-05-27 1993-05-18 At&T Bell Laboratories Optical fiber ferrule connector having enhanced provisions for tuning
US5245683A (en) 1992-08-21 1993-09-14 Molex Incorporated Board mounted fiber optic connector
US5287425A (en) 1993-02-26 1994-02-15 Foxconn International, Inc. Optical fiber SC type connector assembly with partly pre-assembled components
DE4325895C1 (de) 1993-08-02 1994-12-22 Contact Gmbh Steckverbinderpaar
US5471713A (en) 1994-03-23 1995-12-05 Alter; Allan Cord retaining and fastening device
US5682541A (en) 1994-05-26 1997-10-28 Canon Business Machines, Inc. Preview system for printed documents
EP0766838B1 (en) 1994-06-22 2002-03-06 The Whitaker Corporation Optical fiber connector having enhanced assembly means
US5465313A (en) 1994-06-29 1995-11-07 Molex Incorporated Optical fiber connector and method of fabricating same
US5524159A (en) 1994-11-04 1996-06-04 The Whitaker Corporation Fiber optic connector
US5640476A (en) 1995-07-14 1997-06-17 Siecor Corporation Guide sleeve for fiber optic cable
DE19531208A1 (de) 1995-08-24 1997-02-27 Gore W L & Ass Gmbh Bandkabel-Steckverbindungsanordnung
US5953475A (en) 1995-09-01 1999-09-14 Siemens Aktiengesellschaft Fiber optic plug connector
US5619610A (en) 1995-12-29 1997-04-08 Lucent Technologies Inc. Optical terminator
NL1002955C2 (nl) 1996-04-26 1997-10-28 Framatome Connectors Belgium Multifiber connectorplug.
JP3066739B2 (ja) 1996-07-15 2000-07-17 セイコーインスツルメンツ株式会社 汎用光コネクタ及びベーシックプラグ
US5863083A (en) 1996-11-20 1999-01-26 Siecor Corporation Pulling grip for pre-connectorized fiber optic cable
KR100499819B1 (ko) 1996-12-19 2005-07-07 레이켐 리미티드 케이블 밀봉 장치 및 방법
US5862289A (en) 1997-02-18 1999-01-19 Amphenol Corporation Adhesiveless fiber optic connector, and an apparatus and method for terminating a fiber optic cable to an adhesiveless fiber optic connector
US5883995A (en) 1997-05-20 1999-03-16 Adc Telecommunications, Inc. Fiber connector and adapter
JPH1138276A (ja) 1997-07-22 1999-02-12 Seiko Giken:Kk 光コネクタの構造およびその調心方法
US5946435A (en) 1997-08-26 1999-08-31 Oplink Communications, Inc. Method and system for providing an improved three port wavelength division multiplexer
US6019520A (en) 1997-12-17 2000-02-01 Uconn Technology Inc. Pre-assembled optical fiber connector
US5915058A (en) 1998-01-05 1999-06-22 Molex Incorporated Fiber optic connector assembly
US6154597A (en) 1998-01-05 2000-11-28 Molex Incorporated Fiber optic termination system including a fiber optic connector assembly and method of fabricating same
US6081647A (en) 1998-01-05 2000-06-27 Molex Incorporated Fiber optic connector receptacle
US6079881A (en) 1998-04-08 2000-06-27 Molex Incorporated Fiber optic connector receptacle assembly
WO2000013052A1 (en) 1998-08-26 2000-03-09 Cidra Corporation Transmission cable splice protector and method
NL1010270C2 (nl) 1998-10-08 2000-04-11 Koninkl Kpn Nv Werkwijze voor het installeren van kabels in buizen door middel van een fluïdum onder druk en een inrchting voor het uitvoeren van deze werkwijze.
US6296399B1 (en) 1999-07-02 2001-10-02 Delphi Technologies, Inc. Fiber optic connection system
EP1115014A1 (de) 2000-01-06 2001-07-11 Diamond SA Steckerteil für eine optische Steckverbindung und Verfahren zu seiner Montage
US6287018B1 (en) 1999-07-28 2001-09-11 Lucent Technologies Inc. Tunable optical fiber connector
US6325547B1 (en) 1999-10-06 2001-12-04 Lucent Technologies Inc. Optical connector having a housing assembly that is comprised of polyphenylsulfone
US6419399B1 (en) 1999-12-01 2002-07-16 3M Innovative Properties Company Optical fiber connector system
US6396993B1 (en) 1999-12-30 2002-05-28 Corning Cable Systems Llc Optical fiber breakaway apparatus and method
EP1254387B1 (de) 2000-02-11 2006-08-02 Huber & Suhner Ag Optischer steckverbinder zum gleichzeitigen verbinden einer mehrzahl von faseroptischen kabeln sowie einsatz für einen solchen steckverbinder
US20030063868A1 (en) 2000-02-17 2003-04-03 Vernon Fentress Fiber optic cable termination devices and methods
US6429373B1 (en) 2000-02-20 2002-08-06 James M. Scrimpshire Multipurpose flexible cable boot for enclosing trunk and feeder cable connectors
US9239441B2 (en) 2000-05-26 2016-01-19 Corning Cable Systems Llc Fiber optic drop cables and preconnectorized assemblies having toning portions
US6648520B2 (en) 2001-09-28 2003-11-18 Corning Cable Systems Llc Fiber optic plug
US7090406B2 (en) 2000-05-26 2006-08-15 Corning Cable Systems Llc Preconnectorized fiber optic drop cables and assemblies
US7113679B2 (en) 2000-05-26 2006-09-26 Corning Cable Systems, Llc Fiber optic drop cables and preconnectorized assemblies having toning portions
US6960025B2 (en) 2000-07-17 2005-11-01 Tyco Electronics Corporation Connector and receptacle containing a physical security feature
US6540410B2 (en) 2000-12-18 2003-04-01 Corning Cable Systems Llc Panel-mounted fiber optic connector
US6428215B1 (en) 2000-12-27 2002-08-06 Adc Telecommunications, Inc. Tunable fiber optic connector and method for assembling
US6439778B1 (en) 2001-01-17 2002-08-27 Ocean Design, Inc. Optical fiber connector assembly
US20020186934A1 (en) 2001-06-07 2002-12-12 Hug Norman L. Optical termination
US6579014B2 (en) 2001-09-28 2003-06-17 Corning Cable Systems Llc Fiber optic receptacle
US6672774B2 (en) 2001-10-05 2004-01-06 Corning Cable Systems Llc Post-connectorization boot, connectorized fiber optic cable assembly including same, and related methods
JP2005091379A (ja) 2001-10-09 2005-04-07 Suncall Corp 光ファイバ用コネクタ
US6550979B1 (en) 2001-10-19 2003-04-22 Corning Cable Systems Llc Floating connector subassembly and connector including same
JP4142891B2 (ja) 2002-05-09 2008-09-03 株式会社精工技研 斜めｐｃコネクタ
US6918703B2 (en) 2002-06-12 2005-07-19 Molex Incorporated System for terminating optical fibers in a fiber optic connector
JP3803073B2 (ja) 2002-06-28 2006-08-02 矢崎総業株式会社 光コネクタ
US6827632B2 (en) 2002-07-31 2004-12-07 Adc Telecommunications, Inc. Method for polishing a fiber optic attenuator ferrule
US7676132B1 (en) 2002-08-06 2010-03-09 Cisco Technology, Inc. Bend radius control
EP1394585B1 (en) 2002-08-08 2010-11-17 TYCO Electronics Corporation Optical fiber connector with ferrule radial orientation control
JP2004126371A (ja) 2002-10-04 2004-04-22 Seiko Instruments Inc 光コネクタプラグ及び光コネクタプラグ用組立体
JP4064784B2 (ja) 2002-10-16 2008-03-19 矢崎総業株式会社 光コネクタ
US6883974B2 (en) 2003-02-21 2005-04-26 Itt Manufacturing Enterprises, Inc. Optic fiber connector with spring in a self-contained cartridge
US6935789B2 (en) 2003-03-11 2005-08-30 Itt Manufacturing Enterprises, Inc. Fiber optic connector with long terminus movement and moderate length
US6913392B2 (en) 2003-05-27 2005-07-05 Molex Incorporated Rotationally adjustable fiber optic connector
US7018108B2 (en) 2003-06-24 2006-03-28 Molex Incorporated Rotationally adjustable fiber optic connector
US7198409B2 (en) 2003-06-30 2007-04-03 Adc Telecommunications, Inc. Fiber optic connector holder and method
DE10342908A1 (de) 2003-09-17 2005-04-28 Krone Gmbh Gehäuse für Glasfaser- Steckverbinder und Verfahren zum Verlegen von Glasfaserkabeln
US7290941B2 (en) 2003-12-23 2007-11-06 Amphenol Corporation Modular fiber optic connector system
US7204644B2 (en) 2004-03-24 2007-04-17 Corning Cable Systems Llc Field installable optical fiber connector
US7147384B2 (en) 2004-03-26 2006-12-12 3M Innovative Properties Company Small form factor optical connector with thermoplastic adhesive
US6902140B1 (en) 2004-03-26 2005-06-07 Shih-Yi Huang Adjustable support foot
US7201518B2 (en) 2004-04-14 2007-04-10 Adc Telecommunications, Inc. Fiber optic connector and method
FR2873453B1 (fr) 2004-07-26 2006-11-24 Nexans Sa Connecteur pour fibre optique
US7346256B2 (en) 2004-11-04 2008-03-18 Panduit Corp. Re-terminable LC connector assembly and cam termination tool
US20060115219A1 (en) 2004-11-29 2006-06-01 Mudd Ronald L Optical fiber connector
US7341382B2 (en) 2004-12-20 2008-03-11 Molex Incorporated Optical fiber terminus assembly
JP2008524659A (ja) 2004-12-20 2008-07-10 モレックス インコーポレーテッド 割出済光ファイバコネクタ
US7583883B2 (en) 2005-07-26 2009-09-01 Adc Telecommunications, Inc. Fiber optic connector holder
DE102006000702B4 (de) 2005-10-10 2011-11-10 Phoenix Contact Gmbh & Co. Kg Anschlussvorrichtung
KR20080064989A (ko) 2005-10-24 2008-07-10 쓰리엠 이노베이티브 프로퍼티즈 컴파니 광 커넥터, 섬유 분배 유닛 및 광 커넥터용 섬유 종단 접속플랫폼
JP4942327B2 (ja) 2005-10-28 2012-05-30 スリーエム イノベイティブ プロパティズ カンパニー 光コネクタ
JP2007165235A (ja) 2005-12-16 2007-06-28 Fujikura Ltd 筒状保護被覆体
US7534051B2 (en) 2006-04-12 2009-05-19 Sumitomo Electric Industries, Ltd. Optical fiber connector, optical fiber connecting method, and connector converter
NL1031792C2 (nl) 2006-05-11 2007-11-13 Draka Comteq Bv Kabelsamenstel alsmede werkwijze voor het installeren van een dergelijk kabelsamenstel.
US20080089650A1 (en) 2006-05-24 2008-04-17 Fiber Systems International D/B/A Amphenol Fiber Systems International Fiber optic connector
US7304242B1 (en) 2006-06-07 2007-12-04 3M Innovative Properties Company Shrinkable closure
US20080011990A1 (en) 2006-07-14 2008-01-17 Tenvera, Inc. Installation of Fiber Optic Cables
US7614797B2 (en) 2007-01-24 2009-11-10 Adc Telecommunications, Inc. Fiber optic connector mechanical interface converter
US7572065B2 (en) 2007-01-24 2009-08-11 Adc Telecommunications, Inc. Hardened fiber optic connector
US7628549B2 (en) 2007-01-25 2009-12-08 Fujikura Ltd. Optical connector
US7775726B2 (en) 2007-02-16 2010-08-17 3M Innovative Properties Company Remote grip optical fiber connector
US7556437B2 (en) 2007-03-13 2009-07-07 Adc Telecommunications, Inc. Fiber optic connector with protective cap
GB2448935B8 (en) 2007-05-04 2010-08-25 Miniflex Ltd Opticle fibre connector
US7806599B2 (en) 2007-05-04 2010-10-05 Illum Technologies, Inc. Super miniature, single fiber optical interconnect system with parallel slider push-push type insertion/withdrawal mechanism and method for using same
JP5172510B2 (ja) 2007-07-10 2013-03-27 株式会社フジクラ 光コネクタおよび光コネクタの組立方法
EP2031719B1 (en) 2007-08-31 2013-01-23 Draka Comteq B.V. Modified pre-ferrulized communication cable assembly and installation method
US7762726B2 (en) 2007-12-11 2010-07-27 Adc Telecommunications, Inc. Hardened fiber optic connection system
US7988367B2 (en) 2008-01-21 2011-08-02 Tyco Electronics Corporation Protective cover for field-installable connector
MX2010012913A (es) 2008-05-28 2011-02-24 Adc Telecommunications Inc Cable de fibra optica.
US7510335B1 (en) 2008-06-09 2009-03-31 Hong Fu Jin Precision Industry (Shenzhen) Co., Ltd. Optical connector
US7838775B2 (en) 2009-03-30 2010-11-23 John Mezzalingua Associates, Inc. Cover for cable connectors
US8853542B2 (en) 2009-03-30 2014-10-07 John Mezzalingua Associates, LLC Collar for sealingly engaging a cover for cable connectors
WO2010118031A1 (en) 2009-04-06 2010-10-14 Adc Telecommunications, Inc. Fiber optic connector and method for assembling
ES2563309T3 (es) 2009-06-08 2016-03-14 Prysmian S.P.A. Cable de fibra óptica pre-conectorizado, y equipo para el despliegue del mismo
US8393803B2 (en) 2009-11-04 2013-03-12 Hogue Surgical, Llc Adjustable optical fiber connector
US8465212B2 (en) 2010-01-08 2013-06-18 Ofs Fitel, Llc Connector cover for outside plant applications
EP2355283A1 (en) 2010-01-29 2011-08-10 Tyco Electronics Raychem BVBA Cable sealing device, cable termination and attaching device
AU2011212790B2 (en) 2010-02-04 2015-08-06 Commscope Technologies Llc Ruggedized fiber optic/electrical connection system
RU2517206C1 (ru) 2010-03-03 2014-05-27 ЧИ Юй-фэнь Корпус для соединения и разводки кабелей связи с соединяющей частью, полыми вытянутыми цилиндрическими элементами и присоединяемой частью
US8764480B2 (en) 2010-04-14 2014-07-01 John Mezzalingua Associates, LLP Cover for cable connectors
US9261663B2 (en) 2010-06-18 2016-02-16 Adc Communications (Shanghai) Co., Ltd. Fiber optic distribution terminal and method of deploying fiber distribution cable
JP5599237B2 (ja) 2010-06-23 2014-10-01 矢崎総業株式会社 光コネクタ
DE202010009597U1 (de) 2010-06-28 2010-09-09 Rosenberger Hochfrequenztechnik Gmbh & Co. Kg Steckverbinder mit einer radial wirkenden Rasteinrichtung
US8961035B2 (en) 2010-08-02 2015-02-24 Adc Telecommunications, Inc. Architecture for a fiber optic network
WO2012037727A1 (zh) 2010-09-21 2012-03-29 深圳日海通讯技术股份有限公司 一种光纤连接器及其装配方法
EP3324227A1 (en) 2010-10-29 2018-05-23 Adamant Kogyo Company Limited Optical fiber connector component and optical fiber connector provided with optical fiber connector component
US8753022B2 (en) 2010-11-30 2014-06-17 Adc Telecommunications, Inc. LC connector and method of assembly
CN201926781U (zh) 2010-12-02 2011-08-10 泰科电子(上海)有限公司 光纤连接器
CN102094555B (zh) 2011-01-04 2013-11-20 希美克(广州)实业有限公司 可自控定位的闭门器
CH704400A1 (de) 2011-01-28 2012-07-31 Diamond Sa Zugbegrenzungselement für eine faseroptische Verbindung, sowie Patchcord und Pigtail mit diesem Zugbegrenzungselement.
US8636425B2 (en) 2011-03-15 2014-01-28 Adc Telecommunications, Inc. Fiber optic connector
US8444327B2 (en) 2011-03-25 2013-05-21 Ezconn Corporation Optical connector adapter
DE102011050773B4 (de) 2011-05-31 2016-05-25 Amphenol-Tuchel Electronics Gmbh Elektrischer Steckverbinder sowie System aus einem Steckverbinder und einer Dose mit einem korrespondierenden Rastabschnitt
US8764308B2 (en) 2011-06-06 2014-07-01 Panduit Corp. Duplex clip assembly for fiber optic connectors
US20130058615A1 (en) 2011-09-02 2013-03-07 Opterna Am, Inc. Cable Carrier Device
WO2013037123A1 (en) 2011-09-16 2013-03-21 Harting Electronics Gmbh & Co. Kg Locking device for electrical connectors
CN102360104B (zh) 2011-10-12 2013-06-05 上海方奥通信技术有限公司 一种水下光缆连接器
US8942528B2 (en) 2012-01-10 2015-01-27 Corning Cable Systems Llc Fiber optic cable sub-assemblies and methods of assembling
EP2812741A2 (en) 2012-02-07 2014-12-17 Tyco Electronics Raychem BVBA Cable termination assembly and method for connectors
RU2014138122A (ru) 2012-02-20 2016-04-10 Адс Телекоммьюникейшнз, Инк. Волоконно-оптический соединитель, узел волоконно-оптического соединителя и кабеля и способы их изготовления
EP2820458A4 (en) 2012-03-01 2015-11-11 Tyco Electronics Corp ENCRYPTION FOR MPO SYSTEMS
ES2843674T3 (es) * 2012-05-22 2021-07-20 Commscope Technologies Llc Conector de fibra óptica reforzado
US8858090B2 (en) 2012-06-05 2014-10-14 Corning Cable Systems Llc Ferrule holders with an integral lead-in tube employed in fiber optic connector assemblies, and related components, connectors, and methods
US9453971B2 (en) 2012-07-11 2016-09-27 Commscope Technologies Llc Managed fiber connectivity systems
US8974124B2 (en) 2012-08-16 2015-03-10 Senko Advanced Components, Inc. Fiber optic connector
CN106066514A (zh) 2012-09-28 2016-11-02 泰科电子(上海)有限公司 光纤连接器组件
US9216530B2 (en) 2012-10-08 2015-12-22 Commscope Technologies Llc Connector cover
US9297976B2 (en) 2012-11-14 2016-03-29 Clearfield, Inc. Optical fiber connector
WO2014085462A1 (en) 2012-11-30 2014-06-05 Tyco Electronics Corporation Fiber optic connector with field installable outer connector housing
CN203054267U (zh) 2012-12-14 2013-07-10 泰科电子(上海)有限公司 防尘装置和连接器组件
GB2509532B (en) 2013-01-07 2016-05-04 Miniflex Ltd Caddy for Protecting Multi Optical Fibre Cable During Duct Installation
US20140219621A1 (en) 2013-02-06 2014-08-07 Corning Cable Systems Llc Fiber optic multiport
US20150268434A1 (en) 2013-02-06 2015-09-24 Corning Optical Communications LLC Fiber optic multiport
US9616602B2 (en) 2013-07-10 2017-04-11 Commscope Technologies Llc Interconnection seal
CN203422501U (zh) 2013-08-05 2014-02-05 泰科电子(上海)有限公司 具有射频识别标签的光纤连接器
CN110244411B (zh) 2013-08-24 2021-04-02 康普连通比利时有限责任公司 加固的光纤连接器和连接系统
US9653895B2 (en) 2013-11-19 2017-05-16 Commscope Technologies Llc Sealing cover boot and cover and interconnection junctions protected thereby
MX2016009140A (es) 2014-01-13 2016-10-28 Tyco Electronics Shanghai Co Ltd Conector de fibra optica.
CN104808295B (zh) 2014-01-29 2017-01-11 泰科电子(上海)有限公司 线缆牵引组件及其组装和拆卸方法
CN203688854U (zh) 2014-02-12 2014-07-02 泰科电子(上海)有限公司 光纤连接器
CN104849816B (zh) 2014-02-14 2017-01-11 泰科电子(上海)有限公司 光纤连接器及其组装方法
CN104849815B (zh) 2014-02-14 2017-01-18 泰科电子(上海)有限公司 光纤连接器及其组装方法
EP3123221B1 (en) 2014-03-28 2020-01-01 CommScope Connectivity Belgium BVBA Fiber optic connection system
CN105093421A (zh) 2014-04-30 2015-11-25 泰科电子(上海)有限公司 保护帽、插芯组件、光纤连接器及其组装方法、牵引组件
CN105093420A (zh) 2014-04-30 2015-11-25 泰科电子(上海)有限公司 插芯组件、光纤连接器及其组装方法、牵引组件
US9720185B2 (en) 2014-05-23 2017-08-01 Commscope Technologies Llc Systems and method for processing optical cable assemblies
US9470847B2 (en) 2014-06-04 2016-10-18 Tyco Electronics Corporation Polarization maintaining connectors
CN105445860B (zh) 2014-06-24 2018-06-26 泰科电子(上海)有限公司 牵引组件、光纤连接器及其制造方法和组装方法
US9519114B2 (en) * 2014-07-03 2016-12-13 Commscope Technologies Llc Optical fiber connector for multi-fiber cable
CN105445862B (zh) 2014-07-09 2018-01-19 泰科电子(上海)有限公司 光纤连接器及其现场组装方法
US9285559B1 (en) 2014-11-07 2016-03-15 Miniflex Limited Installation of optical fiber cables in ducts
US9804342B2 (en) 2015-03-25 2017-10-31 Foxconn Interconnect Technology Limited Hybrid connector for both electrical and optical transmission
AU2016317020B2 (en) 2015-08-31 2021-09-30 Commscope Technologies Llc Splice-on fiber optic connector
EP4403972A3 (en) 2015-11-30 2024-10-16 CommScope Technologies LLC Fiber optic connector and assembly thereof
US10641970B2 (en) 2015-12-16 2020-05-05 Commscope Technologies Llc Field installed fiber optic connector
WO2017106507A1 (en) 2015-12-16 2017-06-22 Commscope Technologies Llc Arrangments for pushing cables through ducting; and methods

Patent Citations (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040223699A1 (en) * 2000-05-26 2004-11-11 Melton Stuart R. Figure-eight preconnectorized fiber optic drop cables and assemblies
CN1333471A (zh) 2000-07-12 2002-01-30 莫列斯公司 双功能防尘罩
US6398422B1 (en) 2000-07-12 2002-06-04 Molex Incorporated Dual-function dust cover
US7204016B2 (en) 2002-12-20 2007-04-17 Amphenol Corporation Ferrule assembly and methods therefor
US20070025665A1 (en) 2005-07-29 2007-02-01 Dean David L Jr Multi-fiber fiber optic assembly
US7344317B2 (en) 2005-11-02 2008-03-18 Stratos International, Inc. Rugged MT-MT connector
CN101346653A (zh) 2005-11-02 2009-01-14 斯特拉托斯国际公司 牢固的mt-mt连接器
US20100202748A1 (en) 2006-09-26 2010-08-12 Andrew Eliot Pierce hauling shroud for hauling fibre optic cable along a conduit
CN101641627A (zh) 2007-03-20 2010-02-03 住友电气工业株式会社 装有光纤连接器的光缆及该光缆的穿线方法、该穿线方法中使用的牵引部件和光纤连接器
US8311378B2 (en) 2007-03-20 2012-11-13 Sumitomo Electric Industries, Ltd. Optical fiber cable equipped with optical connector, method for introducing optical fiber cable, towing tool used in introducing method, and optical connector
US7614799B2 (en) 2007-05-03 2009-11-10 Ofs Fitel, Llc Hardened connector system including a translator
CN201527493U (zh) 2009-11-06 2010-07-14 新富生光电(深圳)有限公司 一种光纤防尘帽
EP2355286A1 (en) 2010-01-29 2011-08-10 Tyco Electronics Raychem BVBA Cable sealing and retaining device
CN102313934A (zh) 2011-07-04 2012-01-11 白秀彬 一种皮线光纤连接器
WO2013077969A1 (en) 2011-11-23 2013-05-30 Adc Telecommunications, Inc. Multi-fiber fiber optic connector
CN202583527U (zh) 2012-05-07 2012-12-05 武汉富基科技有限公司 一种高密度mpo多芯光纤连接器
CN202956505U (zh) 2012-09-13 2013-05-29 深圳盛凌电子股份有限公司 光纤连接器
US20140086534A1 (en) 2012-09-27 2014-03-27 Adc Telecommunications, Inc. Ruggedized multi-fiber fiber optic connector with sealed dust cap
CN202815276U (zh) 2012-09-28 2013-03-20 杭州七友通信科技有限公司 一种增强型光纤连接器
CN103353635A (zh) 2013-06-14 2013-10-16 山东英特力光通信开发有限公司 一种光缆组件连接器
CN203786340U (zh) 2014-04-30 2014-08-20 泰科电子(上海)有限公司 保护帽、插芯组件、光纤连接器、牵引组件
CN203825243U (zh) 2014-04-30 2014-09-10 泰科电子(上海)有限公司 插芯组件、光纤连接器、牵引组件

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Chinese Office Action for Chinese Patent Application No. 201410324522.7 dated Nov. 4, 2016, 12 pgs.
International Search Report for International Patent Application No. PCT/IB2015/055096 dated Oct. 21, 2015, 2 pg.

Cited By (67)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11880074B2 (en) 2012-11-30 2024-01-23 Commscope Technologies Llc Fiber optic connector with field installable outer connector housing
US11372172B2 (en) 2012-11-30 2022-06-28 Commscope Technologies Llc Fiber optic connector with field installable outer connector housing
US11474306B2 (en) 2014-02-14 2022-10-18 Commscope Telecommunications (Shanghai) Co. Ltd. Fiber optic connector and method of assembling the same
US11002917B2 (en) 2014-02-14 2021-05-11 Commscope Telecommunications (Shanghai) Co. Ltd. Fiber optic connector and method of assembling the same
US11506844B2 (en) 2014-02-14 2022-11-22 Commscope Telecommunications (Shanghai) Co. Ltd. Fiber optic connector and method of assembling the same
US12072537B2 (en) 2014-02-14 2024-08-27 Commscope Telecommunications (Shanghai) Co. Ltd. Fiber optic connector and method of assembling the same
US11726270B2 (en) 2014-07-09 2023-08-15 CommScope Telecommunications (Shanghai) Co. Ltd Optical fiber connector and method of assembling the same on site
US11119283B2 (en) 2014-07-09 2021-09-14 Commscope Telecommunications (Shanghai) Co. Ltd. Optical fiber connector and method of assembling the same on site
US12072539B2 (en) 2015-11-30 2024-08-27 Commscope Technologies Llc Fiber optic connector and assembly thereof
US10895698B2 (en) 2015-11-30 2021-01-19 Commscope Technologies Llc Fiber optic connector and assembly thereof
US11409051B2 (en) 2015-11-30 2022-08-09 Commscope Technologies Llc Fiber optic connector and assembly thereof
US11789216B2 (en) 2015-12-16 2023-10-17 Commscope Technologies Llc Field installed fiber optic connector
US10976500B2 (en) 2015-12-16 2021-04-13 Commscope Technologies Llc Field installed fiber optic connector
US11378756B2 (en) 2015-12-16 2022-07-05 Commscope Technologies Llc Field installed fiber optic connector
US10782485B2 (en) 2016-01-12 2020-09-22 Corning Optical Communications LLC Hardened fiber optic connectors having a mechanical splice connector assembly
US11287582B2 (en) 2017-06-28 2022-03-29 Corning Research & Development Corporation Compact fiber optic connectors, cable assemblies and methods of making the same
US11624877B2 (en) 2017-06-28 2023-04-11 Corning Research & Development Corporation Multiports having connection ports with securing features that actuate flexures and methods of making the same
US11307364B2 (en) 2017-06-28 2022-04-19 Corning Research & Development Corporation Compact fiber optic connectors having multiple connector footprints, along with cable assemblies and methods of making the same
US11300735B2 (en) 2017-06-28 2022-04-12 Corning Research & Development Corporation Compact fiber optic connectors having multiple connector footprints, along with cable assemblies and methods of making the same
US11300746B2 (en) 2017-06-28 2022-04-12 Corning Research & Development Corporation Fiber optic port module inserts, assemblies and methods of making the same
US11409055B2 (en) 2017-06-28 2022-08-09 Corning Optical Communications LLC Multiports having connection ports with associated securing features and methods of making the same
US11415759B2 (en) 2017-06-28 2022-08-16 Corning Optical Communications LLC Multiports having a connection port insert and methods of making the same
US11460646B2 (en) 2017-06-28 2022-10-04 Corning Research & Development Corporation Fiber optic connectors and multiport assemblies including retention features
US12092878B2 (en) 2017-06-28 2024-09-17 Corning Research & Development Corporation Fiber optic connectors having a keying structure and methods of making the same
US11487065B2 (en) 2017-06-28 2022-11-01 Corning Research & Development Corporation Multiports and devices having a connector port with a rotating securing feature
US12013578B2 (en) 2017-06-28 2024-06-18 Corning Research & Development Corporation Multifiber fiber optic connectors, cable assemblies and methods of making the same
US11493700B2 (en) 2017-06-28 2022-11-08 Corning Research & Development Corporation Compact fiber optic connectors, cable assemblies and methods of making the same
US11493699B2 (en) 2017-06-28 2022-11-08 Corning Research & Development Corporation Multifiber fiber optic connectors, cable assemblies and methods of making the same
US11287581B2 (en) 2017-06-28 2022-03-29 Corning Research & Development Corporation Compact fiber optic connectors, cable assemblies and methods of making the same
US11531168B2 (en) 2017-06-28 2022-12-20 Corning Research & Development Corporation Fiber optic connectors having a keying structure and methods of making the same
US11536913B2 (en) 2017-06-28 2022-12-27 Corning Research & Development Corporation Fiber optic connectors and connectorization employing adhesive admitting adapters
US11966089B2 (en) 2017-06-28 2024-04-23 Corning Optical Communications, Llc Multiports having connection ports formed in the shell and associated securing features
US11543600B2 (en) 2017-06-28 2023-01-03 Corning Research & Development Corporation Compact fiber optic connectors having multiple connector footprints, along with cable assemblies and methods of making the same
US11262509B2 (en) 2017-06-28 2022-03-01 Corning Research & Development Corporation Compact fiber optic connectors having multiple connector footprints, along with cable assemblies and methods of making the same
US11579377B2 (en) 2017-06-28 2023-02-14 Corning Research & Development Corporation Compact fiber optic connectors, cable assemblies and methods of making the same with alignment elements
US11940656B2 (en) 2017-06-28 2024-03-26 Corning Research & Development Corporation Compact fiber optic connectors, cable assemblies and methods of making the same
US11914197B2 (en) 2017-06-28 2024-02-27 Corning Research & Development Corporation Compact fiber optic connectors having multiple connector footprints, along with cable assemblies and methods of making the same
US11327247B2 (en) 2017-06-28 2022-05-10 Corning Optical Communications LLC Multiports having connection ports formed in the shell and associated securing features
US11914198B2 (en) 2017-06-28 2024-02-27 Corning Research & Development Corporation Compact fiber optic connectors having multiple connector footprints, along with cable assemblies and methods of making the same
US11656414B2 (en) 2017-06-28 2023-05-23 Corning Research & Development Corporation Multiports and other devices having connection ports with securing features and methods of making the same
US11906792B2 (en) 2017-06-28 2024-02-20 Corning Research & Development Corporation Compact fiber optic connectors having multiple connector footprints, along with cable assemblies and methods of making the same
US11668890B2 (en) 2017-06-28 2023-06-06 Corning Research & Development Corporation Multiports and other devices having optical connection ports with securing features and methods of making the same
US11886017B2 (en) 2017-06-28 2024-01-30 Corning Research & Development Corporation Multiports and other devices having connection ports with securing features and methods of making the same
US11703646B2 (en) 2017-06-28 2023-07-18 Corning Research & Development Corporation Multiports and optical connectors with rotationally discrete locking and keying features
US11215768B2 (en) 2017-06-28 2022-01-04 Corning Research & Development Corporation Fiber optic connectors and connectorization employing adhesive admitting adapters
US11789214B2 (en) 2017-06-28 2023-10-17 Corning Research & Development Corporation Multiports and other devices having keyed connection ports and securing features and methods of making the same
US12044894B2 (en) 2018-12-28 2024-07-23 Corning Research & Development Corporation Multiport assemblies including mounting features or dust plugs
US11567270B2 (en) * 2019-02-08 2023-01-31 Clearfield, Inc. Protective cap for an optical fiber connector
US11822131B2 (en) * 2019-02-08 2023-11-21 Clearfield, Inc. Protective cap for an optical fiber connector
US11092754B2 (en) * 2019-02-08 2021-08-17 Clearfield, Inc. Protective cap for an optical fiber connector
US20210382239A1 (en) * 2019-02-08 2021-12-09 Clearfield, Inc. Protective Cap for an Optical Fiber Connector
US20230161114A1 (en) * 2019-02-08 2023-05-25 Clearfield, Inc. Protective Cap for an Optical Fiber Connector
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US11726270B2 (en) 2023-08-15
EP3869250A1 (en) 2021-08-25
US20220350087A1 (en) 2022-11-03
EP3167320A1 (en) 2017-05-17
CN105445862B (zh) 2018-01-19
US10473867B2 (en) 2019-11-12
US20200110227A1 (en) 2020-04-09
US20170212312A1 (en) 2017-07-27
US11119283B2 (en) 2021-09-14
US20180348449A1 (en) 2018-12-06
US20220003942A1 (en) 2022-01-06
CN105445862A (zh) 2016-03-30

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